Datasets Free Download [2021] | Weka

You don't always need to download new files. When you install Weka, a data directory is included in the installation folder (e.g., C:\Program Files\Weka-3-8\data ). It contains classics like iris.arff , diabetes.arff , and weather.nominal.arff .

Once loaded, you can see the number of instances (rows) and attributes (columns). WEKA Data Sets

If you are just starting, these datasets are highly recommended for learning specific tasks: Dataset Name Classification Categorize 150 flowers into 3 species based on dimensions. Weather Classification Predict if a game will be played based on outlook and temp. Diabetes Classification Predict the onset of diabetes based on medical records. CPU Regression Predict relative CPU performance (numeric output). Labor Classification Predict the outcome of collective bargaining contracts. How to Use These Datasets in Weka Open Weka: Start the "Explorer" interface. weka datasets free download

The Waikato Weka Wiki is the most authoritative source. It provides .jar files containing dozens of categorized problems:

Collections for bioinformatics and agriculture. You don't always need to download new files

If you don't want to download the file locally, you can use Open URL... to paste a direct link to a dataset online.

* Home. * Publications. * Research. * Service. * Teaching. * Vita. * EDM Lab. * Contact. Vanderbilt University Auto-WEKA : Sample Datasets Once loaded, you can see the number of

You can browse the Weka SourceForge datasets to find specific archives for text mining, UCI datasets, and numeric problems.